大型双法兰铜瓦离心铸造技术中信重机铸铁分厂孟宏超，王恒岳，胡成才，唐祥孝直筒形和单法兰钢瓦（套）已广泛采用离心铸造法生产，铸件质量优于砂型铸件。但台阶尺寸大的大型双法兰钢瓦（套）如采用离心铸造，由于收缩量和收缩应力大，易卡死金属型甚至引起铸件开裂；如... Large double flange copper tile centrifugal casting technology CITIC Heavy Cast Iron Casting Branch Meng Hongchao, Wang Hengyue, Hu Chengcai, Tang Xiangxiao Straight and single flange steel tile (sleeve) has been widely used centrifugal casting production, casting quality is better than sand casting. However, large double-flanged steel tile with large step size (sets), such as centrifugal casting, due to shrinkage and shrinkage stress, easy to die or even cause the metal mold cracking cracking;